The thermosphere is directly above the mesosphere and below the exosphere. It extends from about 90 km (56 miles) to between 500 and 1,000 km (311 to 621 miles) above our planet.he thermosphere is typically about 200Â° C (360Â° F) hotter in the daytime than at night, and roughly 500Â° C (900Â° F) hotter when the Sun is very active than at other times. Temperatures in the upper thermosphere can range from about 500Â° C (932Â° F) to 2,000Â° C (3,632Â° F) or higher.
A business (also known as an enterprise, a company, or a firm) is an organizational entity and legal entity made up of an association of people, be they natural, legal, or a mixture of both who share a common purpose and unite in order to focus their various talents and organize their collectively available skills or resources to achieve specific declared goals and are involved in the provision of goods and services to consumers.
Enterprise. Founded in 1957 and still a privately owned company. For a while, Enterprise became a conglomerate with a variety of unrelated businesses, but it is now focused mainly on building a rental-car empire. Enterprise bought Alamo and National in 2007 and is now the nation's biggest car-rental company.erged with National into ANC Rental, which went bankrupt and ultimately became part of Enterprise. Dollar. Founded in 1965, bought by Chrysler in 1990, merged into something called the Pentastar Transportation Group, which Chrysler spun into a new public company called the Dollar Thrifty Group in 1997.